R3 R4 R5

(a)        In the districts indicated, if an interior lot:

(1)        was owned separately and individually from all other adjoining tracts of land, both on December 15, 1961, and on the date of application for a building permit; and

(2)        is less than 70 feet deep at any point;

the depth of a required rear yard for such interior lot may be reduced by one foot for each foot by which the maximum depth of such zoning lot is less than 70 feet. On any interior lot with a maximum depth of 50 feet or less, the minimum depth of a required rear yard shall be 10 feet.

R6 R7 R8 R9 R10

(b)        In the districts indicated, if an interior lot:

(1)        was owned separately and individually from all other adjoining tracts of land, both on December 15, 1961, and on the date of application for a building permit; and

(2)        is less than 90 feet deep at any point;

the depth of a required rear yard, or portion thereof, for such interior lot, may be reduced by six inches for each foot by which the depth of a zoning lot, or portion thereof, is less than 90 feet. However, in no event shall the minimum depth of a required yard, or portion thereof, be reduced to less than 10 feet.

(c)        Special provisions for zoning lots created after December 15, 1961

Notwithstanding the provisions of paragraph (b) of this Section, in R6 through R10 Districts, the special rear yard provisions of this Section may be applied to a zoning lot created after December 15, 1961, or portion thereof, provided that the shallow lot condition was in existence on December 15, 1961, and, subsequently, such shallow lot condition on the zoning lot, or portion thereof, has neither increased nor decreased in depth.